The ultimate goal of machine learning is to make computers learn from experience and improve their performance over time.
机器学习的最终目标是让计算机从经验中学习，并随着时间的推移提高其性能。
We must strengthen international cooperation to jointly address the challenges of energy security and climate change.
The most successful societies are those that have been able to balance the need for a strong state with the need for individual freedom.